Home / 37,368.90-56,041.16-12,402.25

Finding the Fourth Proportional to 37,368.90, 56,041.16 and 12,402.25

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Solution

The fourth proportional to 37,368.90, 56,041.16 and 12,402.25 is: 18,599.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,368.90 : 56,041.16 = 12,402.25 : x
  2. Step 2: Convert to fraction form
    37,368.90/56,041.16 = 12,402.25/x
  3. Step 3: Cross multiply
    37,368.90x = 56,041.16 × 12,402.25
  4. Step 4: Simplify right side
    37,368.90x = 695,036,274.50
  5. Step 5: Solve for x
    x = 695,036,274.50/37,368.90
  6. Step 6: Final answer
    x = 18,599.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.